Keywords:Animals Apoptosis Carcinogens Cell Proliferation Cell Transformation, Neoplastic Colorectal Neoplasms DNA Damage DNA Repair Disease Models, Animal Gene Knock-In Techniques Homeostasis Intestinal Mucosa Mice Mutagens Receptors, G-Protein-Coupled Stem CellsPosition Organization:Nutrition and Food SciencePositions:ProfessorClear